Developing device and image forming apparatus

Details Developing device and image forming apparatus Developing device and image forming apparatus

2006-04-14

2008-12-30

Lee, Susan S (Department: 2852)

Electrophotography

Image formation

Development

Reexamination Certificate

active

07471921

ABSTRACT:
A developing device including: a developer carrying member that is rotatably supported and carries a developer; and a layer thickness regulating member that extends in an axial direction of the developer carrying member and is provided with a pressing part that is in pressure contact with a surface of the developer carrying member to form a thin layer of the developer on the surface of the developer carrying member. The pressing part includes a center portion and two end portions. The center portion of the pressing part is formed of a first elastic material. The end portions of the pressing part are formed of a second elastic material that is different from the first elastic material.

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Japanese Patent Office, Notification of Reason for Refusal for Japanese Patent Application No. 2005-126099, dated Jul. 15, 2008. (Counterpart to above-captioned U.S. patent application). (Partial Translation).

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